HP NonStop G-Series - Manual (Page 3)

Compaq Computer Corporation — 523968-001
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ServerNet Nomadic Disk
(Release 2) User’s Guide
Index Examples Figures Tables
What’s New in This Manual vii
Manual Information vii
New and Changed Information vii
About This Guide ix
What’s in This Guide ix
Where to Get More Information x
Your Comments Invited x
Notation Conventions xi
Abbreviations xv
1. ServerNet Nomadic Disk Overview
Remote Disk Drive Mirroring 1-2
Physically Switching Disk Drives Between Nodes 1-2
Data Paths and Disk Drive Ownership Before a Switchover 1-3
Data Paths and Disk Drive Ownership After a Switchover 1-4
Logically Switching a Database 1-6
Supported Database Products 1-6
Unsupported Database Products 1-6
2. Nomadic Disk Hardware and Software
Hardware and Software Restrictions 2-2
Nomadic Disk Software 2-2
Nomadic Disk Manager 2-2
Switch Command Interface (SWCI) 2-2
Nomadic Disk Hardware 2-3
Internal Disk Drive Configuration 2-3
External Disk Drive Configuration 2-5
Extended Remote Mirroring Configuration 2-6
Extended and Switched Configuration 2-8